Security
Headlines
HeadlinesLatestCVEs

Source

Microsoft Security Response Center

CVE-2025-21323: Windows Kernel Memory Information Disclosure Vulnerability

**What type of information could be disclosed by this vulnerability?** Exploiting this vulnerability could allow the disclosure of certain memory address within kernel space. Knowing the exact location of kernel memory could be potentially leveraged by an attacker for other malicious activities.

Microsoft Security Response Center
#vulnerability#windows#Windows Kernel Memory#Security Vulnerability
CVE-2025-21317: Windows Kernel Memory Information Disclosure Vulnerability

**What type of information could be disclosed by this vulnerability?** Exploiting this vulnerability could allow the disclosure of certain memory address within kernel space. Knowing the exact location of kernel memory could be potentially leveraged by an attacker for other malicious activities.

CVE-2025-21305: Windows Telephony Service Remote Code Execution Vulnerability

**How could an attacker exploit this vulnerability?** An attacker could exploit this vulnerability by tricking a user into sending a request to a malicious server. This could result in the server returning malicious data that might cause arbitrary code execution on the user's system.

CVE-2025-21331: Windows Installer Elevation of Privilege Vulnerability

**What privileges could be gained by an attacker who successfully exploited this vulnerability?** An attacker who successfully exploited this vulnerability could gain SYSTEM privileges.

CVE-2025-21276: Windows MapUrlToZone Denial of Service Vulnerability

**According to the CVSS metric, successful exploitation of this vulnerability has a high impact on availability (A:H). What does that mean for this vulnerability??** An attacker can send specially crafted packets which could impact availability of the service resulting in Denial of Service (DoS).

CVE-2025-21275: Windows App Package Installer Elevation of Privilege Vulnerability

**What privileges could be gained by an attacker who successfully exploited this vulnerability?** An attacker who successfully exploited this vulnerability could gain SYSTEM privileges.

CVE-2025-21274: Windows Event Tracing Denial of Service Vulnerability

**What privileges could be gained by an attacker who successfully exploited this vulnerability?** An attacker who successfully exploited this vulnerability could gain SYSTEM privileges.

CVE-2025-21231: IP Helper Denial of Service Vulnerability

**According to the CVSS metric, the attack vector is network (AV:N). How could an attacker exploit this vulnerability?** As an authenticated user, the attacker could send a specially crafted string of data over the network, causing the application to crash.

CVE-2025-21230: Microsoft Message Queuing (MSMQ) Denial of Service Vulnerability

**According to the CVSS metric, successful exploitation of this vulnerability has a high impact on availability (A:H). What does that mean for this vulnerability??** An attacker can send specially crafted packets which could impact availability of the service resulting in Denial of Service (DoS).

CVE-2025-21261: Windows Digital Media Elevation of Privilege Vulnerability

**According to the CVSS metric, the Attack Vector is Physical (AV:P). What does that mean for this vulnerability?** An attacker needs physical access to the target computer to plug in a malicious USB drive.